lib/mikon/core/array.rb in mikon-0.1.0 vs lib/mikon/core/array.rb in mikon-0.1.2.rc1

@@ -38,10 +38,14 @@
         raise "Non-acceptable Argument Error"
       end
       @dtype = @data.dtype
     end
 
+    def dup
+      Mikon::DArray.new(@data.dup)
+    end
+
     def each(&block)
       @data.each(&block)
     end
 
     def reduce(init, &block)
@@ -100,9 +104,13 @@
       if [NMatrix, Array].any?{|cls| other.is_a?(cls) && @data.is_a?(cls)}
         return other, @data
       else
         super
       end
+    end
+
+    def to_json
+      @data.to_json
     end
 
     def to_a
       @data.to_a
     end